The transition to parenthood has been associated with declines in testosterone among
partnered fathers, which may reflect males' motivation to invest in the family. Moreover …

There is evidence that men's testosterone levels decline across the transition to fatherhood
and that this decline may reflect fathers' investment in the new family. There is also emerging …

Following the birth of an infant, decreases in testosterone and increases in depressive
symptoms have been observed in fathers. Paternal testosterone may reflect fathers' …

Recent research points to decreasing testosterone (T) levels as well as decreasing
relationship quality during the transition to fatherhood, and it has been suggested that T …

During the transition to parenthood, both men and women experience hormone changes
that are thought to promote parental care. Yet very few studies have explicitly tested the …

In human males, testosterone (T) decreases in the period following the birth of offspring. This
decline has been widely interpreted as a facultative neuroendocrine response that facilitates …

Testosterone (T) is thought to help facilitate trade-offs between mating and parenting in
humans. Across diverse cultural settings married men and fathers have lower T than other …

Testosterone (T) is lower among fathers and men in committed relationships, suggesting that
the hormone mediates the trade-off between mating and parenting effort. The function of T in …

Testosterone has been hypothesized to modulate the trade-off between mating and
parenting effort in males. Indeed, evidence from humans and other pair-bonded species …

Human paternal behavior is multidimensional, and extant research has yet to delineate how
hormone patterns may be related to different dimensions of fathering. Further, although …